public ApplicationDeployment(ApplicationDeployStatus status, ApplicationDeployment copyFrom)
: this(copyFrom.Cluster,
status,
copyFrom.ImageStorePath,
copyFrom.ApplicationTypeName,
copyFrom.ApplicationTypeVersion,
copyFrom.ApplicationInstanceName,
copyFrom.PackagePath,
copyFrom.DeploymentTimestamp)
{
}
/// <summary>
/// Queues deployment of application packages to the given cluster.
/// </summary>
/// <param name="clusterAddress"></param>
/// <param name="connectionPort"></param>
/// <returns></returns>
public async Task<IEnumerable<Guid>> QueueApplicationDeploymentAsync(string clusterAddress, int clusterPort)
{
IReliableQueue<Guid> queue =
await this.StateManager.GetOrAddAsync<IReliableQueue<Guid>>(QueueName);
IReliableDictionary<Guid, ApplicationDeployment> dictionary =
await this.StateManager.GetOrAddAsync<IReliableDictionary<Guid, ApplicationDeployment>>(DictionaryName);
List<Guid> workIds = new List<Guid>(this.ApplicationPackages.Count());
using (ITransaction tx = this.StateManager.CreateTransaction())
{
foreach (ApplicationPackageInfo package in this.ApplicationPackages)
{
Guid id = Guid.NewGuid();
ApplicationDeployment applicationDeployment = new ApplicationDeployment(
cluster: GetClusterAddress(clusterAddress, clusterPort),
status: ApplicationDeployStatus.Copy,
imageStorePath: null,
applicationTypeName: package.ApplicationTypeName,
applicationTypeVersion: package.ApplicationTypeVersion,
applicationInstanceName: GetApplicationInstanceName(package.PackageFileName),
packageZipFilePath: Path.Combine(this.applicationPackageDataPath.FullName, package.PackageFileName),
timestamp: DateTimeOffset.UtcNow);
await dictionary.AddAsync(tx, id, applicationDeployment);
await queue.EnqueueAsync(tx, id);
workIds.Add(id);
}
await tx.CommitAsync();
return workIds;
}
}
internal async Task<ApplicationDeployment> ProcessApplicationDeployment(ApplicationDeployment applicationDeployment, CancellationToken cancellationToken)
{
try
{
switch (applicationDeployment.Status)
{
case ApplicationDeployStatus.Copy:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Copying to image store. Cluster: {0}. Application: {1}. Package path: {2}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.PackageZipFilePath);
try
{
// Unzip the package contents to a temporary location on disk.
if (!this.applicationPackageTempDirectory.Exists)
{
this.applicationPackageTempDirectory.Create();
}
FileInfo packageFile = new FileInfo(applicationDeployment.PackageZipFilePath);
DirectoryInfo packageExtractLocation = new DirectoryInfo(Path.Combine(this.applicationPackageTempDirectory.FullName, applicationDeployment.ApplicationInstanceName));
if (packageExtractLocation.Exists)
{
packageExtractLocation.Delete(true);
}
ServiceEventSource.Current.ServiceMessage(
this,
"Extracting application package from {0} to {1}",
packageFile.FullName,
packageExtractLocation.FullName);
ZipFile.ExtractToDirectory(packageFile.FullName, packageExtractLocation.FullName);
// Copy the unzipped application package to the cluster's imagestore and clean up.
string imageStorePath = await this.applicationOperator.CopyPackageToImageStoreAsync(
applicationDeployment.Cluster,
packageExtractLocation.FullName,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
cancellationToken);
packageExtractLocation.Delete(true);
return new ApplicationDeployment(
applicationDeployment.Cluster,
ApplicationDeployStatus.Register,
imageStorePath,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.PackageZipFilePath,
applicationDeployment.DeploymentTimestamp);
}
catch (FabricServiceNotFoundException fsnfe)
{
// image store service isn't ready yet.
// This is retry-able, just need to wait a bit for it to come up.
// This can happen when an application deployment is attempted immediately after a cluster comes up.
ServiceEventSource.Current.ServiceMessage(
this,
"Copy to image store failed with FabricServiceNotFoundException. Package: {0}. Error: {1}",
applicationDeployment.PackageZipFilePath,
fsnfe.Message);
return applicationDeployment;
}
catch (FileNotFoundException fnfe)
{
ServiceEventSource.Current.ServiceMessage(
this,
"Found corrupt application package. Package: {0}. Error: {1}",
applicationDeployment.PackageZipFilePath,
fnfe.Message);
return new ApplicationDeployment(ApplicationDeployStatus.Failed, applicationDeployment);
}
case ApplicationDeployStatus.Register:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Registering. Cluster: {0}. Application: {1}, Imagestore path: {2}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.ImageStorePath);
try
{
await this.applicationOperator.RegisterApplicationAsync(
applicationDeployment.Cluster,
applicationDeployment.ImageStorePath,
cancellationToken);
return new ApplicationDeployment(ApplicationDeployStatus.Create, applicationDeployment);
}
catch (FabricElementAlreadyExistsException)
{
ServiceEventSource.Current.ServiceMessage(this, "Application package is already registered. Package: {0}.", applicationDeployment.PackageZipFilePath);
// application already exists, set status to Create it so we don't keep failing on this.
return new ApplicationDeployment(ApplicationDeployStatus.Create, applicationDeployment);
}
case ApplicationDeployStatus.Create:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Creating. Cluster: {0}. Application: {1}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName);
await this.applicationOperator.CreateApplicationAsync(
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
cancellationToken);
return new ApplicationDeployment(ApplicationDeployStatus.Complete, applicationDeployment);
default:
return applicationDeployment;
}
}
catch (FabricTransientException fte)
{
ServiceEventSource.Current.ServiceMessage(
this,
"A transient error occured during package processing. Package: {0}. Stage: {1}. Error: {2}",
applicationDeployment.ApplicationInstanceName,
applicationDeployment.Status,
fte.Message);
// return the deployment unchanged. It will be returned to the queue and tried again.
return applicationDeployment;
}
catch (Exception e)
{
ServiceEventSource.Current.ServiceMessage(
this,
"Application package processing failed. Package: {0}. Error: {1}",
applicationDeployment.PackageZipFilePath,
e.ToString());
return new ApplicationDeployment(ApplicationDeployStatus.Failed, applicationDeployment);
}
}
internal async Task<ApplicationDeployment> ProcessApplicationDeployment(ApplicationDeployment applicationDeployment, CancellationToken cancellationToken)
{
switch (applicationDeployment.Status)
{
case ApplicationDeployStatus.Copy:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Copying to image store. Cluster: {0}. Application: {1}. Package path: {2}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.PackagePath);
string imageStorePath = await this.applicationOperator.CopyPackageToImageStoreAsync(
applicationDeployment.Cluster,
applicationDeployment.PackagePath,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
cancellationToken);
return new ApplicationDeployment(
applicationDeployment.Cluster,
ApplicationDeployStatus.Register,
imageStorePath,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.PackagePath,
applicationDeployment.DeploymentTimestamp);
case ApplicationDeployStatus.Register:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Registering. Cluster: {0}. Application: {1}, Imagestore path: {2}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.ImageStorePath);
await this.applicationOperator.RegisterApplicationAsync(
applicationDeployment.Cluster,
applicationDeployment.ImageStorePath,
cancellationToken);
return new ApplicationDeployment(ApplicationDeployStatus.Create, applicationDeployment);
case ApplicationDeployStatus.Create:
ServiceEventSource.Current.ServiceMessage(
this,
"Application deployment: Creating. Cluster: {0}. Application: {1}",
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName);
await this.applicationOperator.CreateApplicationAsync(
applicationDeployment.Cluster,
applicationDeployment.ApplicationInstanceName,
applicationDeployment.ApplicationTypeName,
applicationDeployment.ApplicationTypeVersion,
cancellationToken);
return new ApplicationDeployment(ApplicationDeployStatus.Complete, applicationDeployment);
default:
return applicationDeployment;
}
}
